Bruce Griffith (Bruce.Griffith@se-eng.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5966
-gerrit
commit 7f9e7330816a81253c6c23863a32f736eae5ed19 Author: Bruce Griffith Bruce.Griffith@se-eng.com Date: Sun Jul 20 00:02:44 2014 -0600
Super I/O: Add support for Fintek F81216H
This chip is used on AMD's Lamar board. This is pretty much a minimal implementation to get this super I/O working for serial port debugging.
Change-Id: Ie6b86db6a0f654265c06deed89d2e20bae266e80 Signed-off-by: Bruce Griffith Bruce.Griffith@se-eng.com --- src/superio/fintek/Kconfig | 3 + src/superio/fintek/Makefile.inc | 1 + src/superio/fintek/f81216h/Makefile.inc | 22 +++++ src/superio/fintek/f81216h/chip.h | 29 +++++++ src/superio/fintek/f81216h/f81216h.h | 36 ++++++++ src/superio/fintek/f81216h/f81216h_early_serial.c | 48 ++++++++++ src/superio/fintek/f81216h/superio.c | 101 ++++++++++++++++++++++ 7 files changed, 240 insertions(+)
diff --git a/src/superio/fintek/Kconfig b/src/superio/fintek/Kconfig index f577898..bb1e827 100644 --- a/src/superio/fintek/Kconfig +++ b/src/superio/fintek/Kconfig @@ -50,3 +50,6 @@ config SUPERIO_FINTEK_F71889 config SUPERIO_FINTEK_F81865F bool select SUPERIO_FINTEK_COMMON_ROMSTAGE + +config SUPERIO_FINTEK_F81216H + bool diff --git a/src/superio/fintek/Makefile.inc b/src/superio/fintek/Makefile.inc index 1b11336..8d64f64 100644 --- a/src/superio/fintek/Makefile.inc +++ b/src/superio/fintek/Makefile.inc @@ -27,3 +27,4 @@ subdirs-y += f71869ad subdirs-y += f71872 subdirs-y += f71889 subdirs-y += f81865f +subdirs-y += f81216h diff --git a/src/superio/fintek/f81216h/Makefile.inc b/src/superio/fintek/f81216h/Makefile.inc new file mode 100644 index 0000000..be5272d --- /dev/null +++ b/src/superio/fintek/f81216h/Makefile.inc @@ -0,0 +1,22 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2011 Advanced Micro Devices, Inc. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; either version 2 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +romstage-$(CONFIG_SUPERIO_FINTEK_F81216H) += f81216h_early_serial.c +ramstage-$(CONFIG_SUPERIO_FINTEK_F81216H) += superio.c diff --git a/src/superio/fintek/f81216h/chip.h b/src/superio/fintek/f81216h/chip.h new file mode 100644 index 0000000..41cf314 --- /dev/null +++ b/src/superio/fintek/f81216h/chip.h @@ -0,0 +1,29 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef SUPERIO_FINTEK_F81216_CHIP_H +#define SUPERIO_FINTEK_F81216_CHIP_H + +/* This chip doesn't have keyboard or mouse support. */ + +struct superio_fintek_f81216h_config { +}; + +#endif diff --git a/src/superio/fintek/f81216h/f81216h.h b/src/superio/fintek/f81216h/f81216h.h new file mode 100644 index 0000000..5530678 --- /dev/null +++ b/src/superio/fintek/f81216h/f81216h.h @@ -0,0 +1,36 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* + * Datasheet: + * - Name: F81216H + */ +#ifndef SUPERIO_FINTEK_F81216_F81216_H +#define SUPERIO_FINTEK_F81216_F81216_H + +/* Logical Device Numbers (LDN). */ +#define F81216H_SP1 0x00 /* UART1 */ +#define F81216H_SP2 0x01 /* UART2 */ +#define F81216H_SP3 0x02 /* UART3 */ +#define F81216H_SP4 0x03 /* UART4 */ + +void f81216h_enable_serial(device_t dev, u16 iobase); + +#endif diff --git a/src/superio/fintek/f81216h/f81216h_early_serial.c b/src/superio/fintek/f81216h/f81216h_early_serial.c new file mode 100644 index 0000000..b5e5be3 --- /dev/null +++ b/src/superio/fintek/f81216h/f81216h_early_serial.c @@ -0,0 +1,48 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* Pre-RAM driver for the Fintek F81216F/FG Super I/O chip. */ + +#include <arch/io.h> +#include <device/pnp_def.h> +#include "f81216h.h" + +static void pnp_enter_conf_state(device_t dev) +{ + u16 port = dev >> 8; + outb(0x77, port); + outb(0x77, port); +} + +static void pnp_exit_conf_state(device_t dev) +{ + u16 port = dev >> 8; + outb(0xaa, port); +} + +void f81216h_enable_serial(device_t dev, u16 iobase) +{ + pnp_enter_conf_state(dev); + pnp_set_logical_device(dev); + pnp_set_enable(dev, 0); + pnp_set_iobase(dev, PNP_IDX_IO0, iobase); + pnp_set_enable(dev, 1); + pnp_exit_conf_state(dev); +} diff --git a/src/superio/fintek/f81216h/superio.c b/src/superio/fintek/f81216h/superio.c new file mode 100644 index 0000000..83f4886 --- /dev/null +++ b/src/superio/fintek/f81216h/superio.c @@ -0,0 +1,101 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <arch/io.h> +#include <device/device.h> +#include <device/pnp.h> +#include <console/console.h> +#include <stdlib.h> +#include "chip.h" +#include "f81216h.h" + +static void pnp_enter_conf_state(device_t dev) +{ + outb(0x77, dev->path.pnp.port); + outb(0x77, dev->path.pnp.port); +} + +static void pnp_exit_conf_state(device_t dev) +{ + outb(0xaa, dev->path.pnp.port); +} + +static void f81216h_init(device_t dev) +{ + if (!dev->enabled) + return; + + switch (dev->path.pnp.device) { + /* TODO: Might potentially need code for HWM or FDC etc. */ + case F81216H_SP1: + case F81216H_SP2: + case F81216H_SP3: + case F81216H_SP4: + break; + } +} + +static void f81216h_pnp_set_resources(device_t dev) +{ + pnp_enter_conf_state(dev); + pnp_set_resources(dev); + pnp_exit_conf_state(dev); +} + +static void f81216h_pnp_enable_resources(device_t dev) +{ + pnp_enter_conf_state(dev); + pnp_enable_resources(dev); + pnp_exit_conf_state(dev); +} + +static void f81216h_pnp_enable(device_t dev) +{ + pnp_enter_conf_state(dev); + pnp_set_logical_device(dev); + (dev->enabled) ? pnp_set_enable(dev, 1) : pnp_set_enable(dev, 0); + pnp_exit_conf_state(dev); +} + +static struct device_operations ops = { + .read_resources = pnp_read_resources, + .set_resources = f81216h_pnp_set_resources, + .enable_resources = f81216h_pnp_enable_resources, + .enable = f81216h_pnp_enable, + .init = f81216h_init, +}; + +static struct pnp_info pnp_dev_info[] = { + /* TODO: Some of the 0x7f8 etc. values may not be correct. */ + { &ops, F81216H_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + { &ops, F81216H_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, +// { &ops, F81216H_SP3, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, +// { &ops, F81216H_SP4, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, +}; + +static void enable_dev(device_t dev) +{ + pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info); +} + +struct chip_operations superio_fintek_f81216h_ops = { + CHIP_NAME("Fintek F81216H Super I/O") + .enable_dev = enable_dev +};